Patent SG-11201807680T-A (SG)
Title: Low crystalline polymer compositions prepared in a dual reactor
Inventor: VAN HOYWEGHEN DANNY
IPC: B32B27/32
Filed: 2017-02-17
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 5 October 2017 (05.10.2017) WIPO I PCT (10) International Publication Number WO 2017/172102 Al 111111111111110111010101111101011111011101011101110101101011111111111110111111 (51) International Patent Classification: C08L 23/08 (2006.01) B32B 27/32 (2006.01) C08L 23/14 (2006.01) (21) International Application Number: PCT/US2017/018285 (22) International Filing Date: 17 February 2017 (17.02.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/315,929 31 March 2016 (31.03.2016) US 16170985.2 24 May 2016 (24.05.2016) EP (71) Applicant: EXXONMOBIL CHEMICAL PATENTS INC. [US/US]; 5200 Bayway Drive, Baytown, TX 77520 (US). AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). arations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.1700) as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.1 7 (iii)) Published: with international search report (Art. 21(3)) (72) Inventors: VAN HOYWEGHEN, Danny; Bertemstraat 31, 3001 Heverlee (BE). MITCHELL, Cynthia, A.; 1307 Decl A Nashua, Houston, TX 77008 (US). VAN LOON, Achiel, J.m.; Wouwersdreef 48, 2900 Schoten, Antwerp (BE). DHARMARAJAN, Narayanaswami; 16534 Town Lake Court, Houston, TX 77059 (US). DATTA, Sudhin; 315 E. Cowan Drive, Houston, TX 77007 (US). (74) Agents: JACKSON, Katherine, L. et al.; ExxonMobil Chemical Company, Law Department, P.o. Box 2149, Baytown, TX 77522-2149 (US). = (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, W O 20 1717 / 210 2 Al (54) Title: LOW CRYSTALLINE POLYMER COMPOSITIONS PREPARED IN A DUAL REACTOR (57) : Provided herein is a polymer comprising from 65 wt% to 90 wt% based on the total weight of the blend of an ethyl- ene a-olefm elastomer having either no crystallinity or crystallinity derived from ethylene, having greater than 75 wt% units derived from ethylene; and from 10 wt% to 35 wt% based on the total weight of the blend of a propylene polymer having 40 wt% or more units derived from propylene, including isotactically arranged propylene derived sequences; wherein the ethylene a-olefin elastomer and the propylene polymer are prepared in separate reactors arranged in parallel configuration.